Part of the Greyhawk campaign setting for Dungeons & Dragons.

Adam is a fictional character; from the Ravenloft campaign setting for the Dungeons & Dragons fantasy role-playing game.

The Factions are fictional philosophically based power groups in the Planescape campaign setting for the Dungeons & Dragons fantasy role-playing game.

The expansion sets for Dungeons and Dragons Miniatures, in order of release, are:

The game is based on the Ravenloft campaign setting for the Dungeons & Dragons fantasy role-playing game.

Procan is a fictional deity in the World of Greyhawk campaign setting for the Dungeons & Dragons role-playing game.

The Spelljammer campaign setting for the Dungeons & Dragons fantasy role-playing game includes numerous monsters not typically found in other settings.

Gygax originally wrote the novels and short stories to promote his World of Greyhawk campaign setting for the Dungeons & Dragons role-playing game.

Glister is a fictional town in the Forgotten Realms setting for the Dungeons & Dragons fantasy role-playing game.

The contributor felt that "The Pool of Radiance series set the stage for Dungeons & Dragons to make a major splash in the video game world."